From 004a4580165cc8b506f29bb03056886cfee10143 Mon Sep 17 00:00:00 2001
From: zhuliquan <zlqlovecode@foxmail.com>
Date: Sun, 21 Jul 2024 01:16:54 +0800
Subject: [PATCH] test: get file size by func metadata

---
 datafusion/core/src/datasource/file_format/csv.rs | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/datafusion/core/src/datasource/file_format/csv.rs b/datafusion/core/src/datasource/file_format/csv.rs
index 5daa8447551b1..b65cd3b1b62fa 100644
--- a/datafusion/core/src/datasource/file_format/csv.rs
+++ b/datafusion/core/src/datasource/file_format/csv.rs
@@ -1251,11 +1251,8 @@ mod tests {
             "+-----------------------+",
             "| 50                    |",
             "+-----------------------+"];
-        let file_size = if cfg!(target_os = "windows") {
-            30 // new line on Win is '\r\n'
-        } else {
-            20
-        };
+
+        let file_size = std::fs::metadata("tests/data/one_col.csv")?.len() as usize;
         // A 20-Byte file at most get partitioned into 20 chunks
         let expected_partitions = if n_partitions <= file_size {
             n_partitions